(test/hub): improve hub transfer test too with relative equality

CHANGELOG.md

@@ -6,9 +6,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 # v0.3.1
 
-- [PR 123] fix: `personalMint` should not revert if issuance is zero;
-    add `calculateIssuanceWithCheck` to know issuance without minting (while possibly updating v1 mint status);
-    add testing for simple migration and invitation flows
+- [PR 123] 
+    - fix: `personalMint` should not revert if issuance is zero;
+    - add `calculateIssuanceWithCheck` to know issuance without minting (while possibly updating v1 mint status);
+    - add testing for simple migration and invitation flows
+    - improve test for Circles issuance, add test for consecutive periods in personal mint
 
 ## v0.3.0 
 

test/hub/PathTransferHub.t.sol

@@ -4,12 +4,13 @@ pragma solidity >=0.8.13;
 import {Test} from "forge-std/Test.sol";
 import {StdCheats} from "forge-std/StdCheats.sol";
 import "forge-std/console.sol";
+import "../../src/hub/Hub.sol";
 import "../setup/TimeCirclesSetup.sol";
 import "../setup/HumanRegistration.sol";
+import "../utils/Approximation.sol";
 import "./MockPathTransferHub.sol";
-import "../../src/hub/Hub.sol";
 
-contract HubPathTransferTest is Test, TimeCirclesSetup, HumanRegistration {
+contract HubPathTransferTest is Test, TimeCirclesSetup, HumanRegistration, Approximation {
     // State variables
 
     MockPathTransferHub public mockHub;
@@ -37,7 +38,8 @@ contract HubPathTransferTest is Test, TimeCirclesSetup, HumanRegistration {
         for (uint256 i = 0; i < N; i++) {
             vm.prank(addresses[i]);
             mockHub.personalMintWithoutV1Check();
-            assertEq(mockHub.balanceOf(addresses[i], mockHub.toTokenId(addresses[i])), 47985696851874424310);
+            uint256 balance = mockHub.balanceOf(addresses[i], mockHub.toTokenId(addresses[i]));
+            assertTrue(relativeApproximatelyEqual(balance, 48 * CRC, ONE_PERCENT));
         }
 
         // get this value first to avoid using `startPrank` over inline calls